There are to references missing:
In 1961, the National Institute of Mental Health(NIMH) conducted the first well-controlled study of antipsychotics using the Global Rating of Improvement scale" with reference:
Cole, J. The National Institute of Mental Health Psychopharmacology Service Center. Collaborative Study Group. Phenothiazine treatment in acute schizophrenia. Arch Gen Psychiatry 10 (1964): 246-61.
Inspired by this success, the head of doctors, Martin Zinkler at the Heidenheim Klinik in Germany, suggested “End Coercion in Mental Health Services—Toward a System Based on Support Only” https://www.mdpi.com/2075-471X/8/3/19 with reference:
Martin Zinkler and Sebastian von Peter. 2019. End Coercion in Mental Health Services-Toward a System Based on Support Only. Laws 8: 19.
Leucht et al. 20127 studied maintenance treatment can be supplemented by:
For social functioning Ceraso et al. 2020 found a maintanence effect of NNT 7 and time-dependence. For more then 2 years to terminate medication is more preferable than maintenance (Schlier et al. 2023).